Checking in and out files is similar to checking in and out library books or video rentals because no one else can read or watch the same copy while you have it checked out.

Answer the following statements true (T) or false (F)

1. A combinational circuit consists of n binary inputs and m binary outputs. 2. Any Boolean function can be implemented in electronic form as a network of gates. 3. A Boolean function can be realized in the sum of products (SOP) form but not in the product of sums (POS) form. 4. “Don’t care” conditions are when certain combinations of values of variables never occur, and the corresponding output never occurs. 5. The value to be loaded into the program counter can come from a binary counter, the instruction register, or the output of the ALU.

Which of the following values for left and right margins centers the layout?

A. center B. default C. equal D. auto